BS ISO 3093 : 2004 AMD 17028
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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WHEAT, RYE AND RESPECTIVE FLOURS, DURUM WHEAT AND DURUM WHEAT SEMOLINA - DETERMINATION OF THE FALLING NUMBER ACCORDING TO HAGBERG-PERTEN
23-11-2012
30-03-2007
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Reagents
6 Apparatus
7 Sampling
8 Preparation of test sample
8.1 Whole grain
8.2 Flour and semolina samples
9 Procedure
9.1 Determination of the moisture content
9.2 Test portion
9.3 Determination of Falling Number
9.4 Calculation
10 Precision
10.1 Interlaboratory tests
10.2 Repeatability
10.3 Reproducibility
11 Test report
Annex A (normative) Formulae for altitude correction of
Falling Number values
Annex B (informative) Results of interlaboratory tests
Bibliography
Describes the determination of the alpha-amylase activity of cereals by the Falling Number method according to Hagberg-Perten.
| Committee |
AW/4
|
| DevelopmentNote |
Supersedes BS 4317-9(1982) and 98/712730 DC. (08/2004) Renumbered and superseded by BS EN ISO 3093. (04/2007)
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| DocumentType |
Standard
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
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| SupersededBy | |
| Supersedes |
| Standards | Relationship |
| ISO 3093:2009 | Identical |
| ISO 5725-1:1994 | Accuracy (trueness and precision) of measurement methods and results — Part 1: General principles and definitions |
| ISO 3310-1:2016 | Test sieves — Technical requirements and testing — Part 1: Test sieves of metal wire cloth |
| ISO 3310-2:2013 | Test sieves — Technical requirements and testing — Part 2: Test sieves of perforated metal plate |
| ISO 565:1990 | Test sieves — Metal wire cloth, perforated metal plate and electroformed sheet — Nominal sizes of openings |
| ISO 712:2009 | Cereals and cereal products — Determination of moisture content — Reference method |
| ISO 7973:1992 | Cereals and milled cereal products — Determination of the viscosity of flour — Method using an amylograph |
| ISO 13690:1999 | Cereals, pulses and milled products — Sampling of static batches |
| ISO 5725-2:1994 | Accuracy (trueness and precision) of measurement methods and results — Part 2: Basic method for the determination of repeatability and reproducibility of a standard measurement method |
| ISO 3696:1987 | Water for analytical laboratory use — Specification and test methods |